I bought a savage model 219-220 combo I was told that the gun was bought in the mid to late 1930's one barrel is 30-30 and say's model 219- 30-30 and a serial number 840v.and the other barrel say's model 220 -12 gauge and serial is 840v and on the receiver say's 840v and both of the wood fore ends parts say 840 stamped in them.But I find no info this gun was sold as a combo.Doe's anyone know anything about this gun? The gun barrels fit perfact on the receiver to.any help